import java.io.IOException;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.Cookie;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 * Servlet implementation class ServletCookies
 */
@WebServlet("/ServletCookies")
public class ServletCookie extends HttpServlet {
	private static final long serialVersionUID = 1L;

    /**
     * Default constructor. 
     */
    public ServletCookie() {
        // TODO Auto-generated constructor stub
    }

	/**
	 * @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse response)
	 */
	protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
		// TODO Auto-generated method stub
		response.getWriter().append("Served at: ").append(request.getContextPath());
	}

	/**
	 * @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response)
	 */
	protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
		// TODO Auto-generated method stub
		doGet(request, response);
		//获取表单提交的username&password
		String username = request.getParameter("username");
		String password = request.getParameter("password");
		
		//定义一个名为username，值为Tom的cookie
		Cookie cookie = new Cookie(username, password);
		//指定客户端返回的cookie路径
		cookie.setPath("");
		cookie.setComment("This is an Cookie");
		response.addCookie(cookie);
		request.getRequestDispatcher("success.html").forward(request, response);
	}

}
